Take a deep breath. If you were watching Arsenal today, there's a good chance you've forgotten to breath for a while, so just take a deep breath and then we'll continue.

Breath in. Now breathe out.

Ready? Great.

The Gunners jumped up to second in the table after claiming all three points against Burnley on Sunday but it was far from routine for Arsene Wenger's men, who put their fans through the ringer before securing victory after nearly 100 minutes of action.

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On a day when Arsenal fans unveiled a new banner celebrating his dogs, Alexis Sanchez scored the winner from the spot in the dying moments of eight frantic minutes of stoppage time which saw two penalties being awarded.

A 98th-minute penalty from Alexis Sanchez was the difference as Arsenal claimed all three points (Photo by Julian Finney/Getty Images)

Arsenal took the lead at the hour mark thanks to Shkodran Mustafi's first goal for the Gunners, but his goal was sandwiched between two controversial moments involving referee Jon Moss who first denied Mustafi a clear penalty and then sent Granit Xhaka off for the second time this season.

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And after Burnley equalised with a penalty in stoppage time, many Arsenal fans were ready to pronounce their season dead. Arsene Wenger himself was sent off after arguing with (and appearing to push) the fourth official.

But just a few minutes later, Laurent Koscielny won the penalty that Alexis cooly slotted down the middle to claim the win.